#!/bin/sh

# Slackware build script for t38modem-opal

# Copyright 2008-2009 Mauro Giachero
# Copyright 2011 David Woodfall
# Copyright 2020 Chris Walker
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ''AS IS'' AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

PRGNAM=t38modem-opal
VERSION=${VERSION:-3.10.15}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i586 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

SRCNAM=opal

CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $SRCNAM-$VERSION
tar xvf $CWD/$SRCNAM-$VERSION.tar.gz
cd $SRCNAM-$VERSION

chown -R root:root .
find -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
  -o -perm 511 \) -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
 -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;

# patch and seds from lfs:
# http://www.linuxfromscratch.org/blfs/view/svn/multimedia/opal.html
patch -p1 --verbose < $CWD/ffmpeg2.patch

sed -e 's/CODEC_ID/AV_&/' \
    -e 's/PIX_FMT_/AV_&/' \
    -i plugins/video/H.263-1998/h263-1998.cxx \
       plugins/video/common/dyna.cxx          \
       plugins/video/H.264/h264-x264.cxx      \
       plugins/video/MPEG4-ffmpeg/mpeg4.cxx

sed -e '/<< mime.PrintContents/ s/mime/(const std::string\&)&/' \
    -i src/im/msrp.cxx  &&

sed -e '/abs(/s/MPI.*)/(int)(&)/' \
    -i ./plugins/video/common/mpi.cxx

CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --sysconfdir=/etc \
  --localstatedir=/var \
  --enable-shared \
  --enable-ivr \
  --enable-rfc4175 \
  --enable-rfc2435 \
  --enable-aec \
  --enable-g711plc \
  --enable-rtcpxr \
  --enable-statistics \
  --enable-mixer \
  --enable-pcss \
  --enable-rfc4103 \
  --enable-fax \
  --enable-h450 \
  --enable-h460 \
  --enable-h239 \
  --enable-h501 \
  --enable-lid \
  --enable-zrtp \
  --enable-srtp \
  --enable-capi \
  --enable-java \
  --enable-ruby \
  --enable-video \
  --enable-sip \
  --enable-h323 \
  --enable-iax2 \
  --enable-h224 \
  --enable-h281 \
  --enable-t38 \
  --enable-msrp \
  --enable-sipim \
  --enable-plugins \
  --build=$ARCH-slackware-linux

make VERBOSE=1
make install DESTDIR=$PKG

# Remove static library
rm $PKG/usr/lib${LIBDIRSUFFIX}/libopal_s.a

find $PKG | xargs file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a mpl-1.0.htm docs/* $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}
